Flash spinning process and flash spinning solution

Details Flash spinning process and flash spinning solution Flash spinning process and flash spinning solution

1999-04-28

2000-12-19

Tentoni, Leo B.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

264 53, 264205, 264211, B29C 6720, D01D 511

Patent

active

061623792

ABSTRACT:
A process for producing plexifilamentary products by spinning from a spin fluid of a polyolefin dissolved in a primary spin agent selected from the group consisting of 1,1,2-trichloro-2,2-difluoroethane and isomers thereof; 1,1,3-trichloro-2,2,3,3-tetrafluoropropane and isomers thereof; 1,2-dichloro-3,3,3-trifluoropropane and isomers thereof; and 1,2-dichloro-1-fluoroethylene; and a co-spin agent; and also a spin fluid of a polyolefin dissolved in a primary spin agent selected from the group consisting of 1,1,2-trichloro-2,2-difluoroethane and isomers thereof; 1,1,3-trichloro-2,2,3,3-tetrafluoropropene and isomers thereof; 1,2-dichloro-3,3,30-trifluoropropane and isomers thereof; and 1,2-dichloro-1-fluoroethylene; and a co-spin agent.

REFERENCES:
patent: 3851023 (1974-11-01), Brethauer et al.
patent: 5023025 (1991-06-01), Shin
patent: 5032326 (1991-07-01), Shin
patent: 5147586 (1992-09-01), Shin et al.
patent: 5286422 (1994-02-01), Kato et al.
patent: 5672307 (1997-09-01), Shin et al.
patent: 5723084 (1998-03-01), Shin

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